global environments

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Across
  1. 2. the process of forming a glaciar
  2. 4. a hot, dry environment
  3. 6. an environment that has more than 50% of the worlds living things
  4. 9. a feature formed by tectonic plates colliding
  5. 11. marine inverterbrates
  6. 12. the earth's metallic centre
Down
  1. 1. the variety of all living things
  2. 3. molten rock that reaches the earth's surface
  3. 5. environment that is parched and dry
  4. 7. a biome of barren areas without trees
  5. 8. most common aquatic species
  6. 9. molten rock beneath the earth's surface
  7. 10. an environment containing similar plants and animals